
The Cray XE6 (
codename during development: ''Baker)'' made by
Cray
Cray Inc., a subsidiary of Hewlett Packard Enterprise, is an American supercomputer manufacturer headquartered in Seattle, Washington. It also manufactures systems for data storage and analytics. Several Cray supercomputer systems are listed i ...
is an enhanced version of the
Cray XT6 supercomputer, officially announced on 25 May 2010.
The XE6 uses the same computer
blade found in the XT6, with
eight- or 12-core Opteron 6100 processors giving up to 3,072 cores per cabinet,
but replaces the
SeaStar2+ interconnect router used in the
Cray XT5 and XT6 with the faster and more scalable ''Gemini'' router
ASIC. This is used to provide a 3-dimensional torus network topology between nodes. Each XE6 node has two processor sockets and either 32 or 64 GB of
DDR3 SDRAM memory. Two nodes share one Gemini router ASIC.
The XE6 runs the
Cray Linux Environment
UNICOS is a range of Unix and after it Linux operating system (OS) variants developed by Cray for its supercomputers. UNICOS is the successor of the Cray Operating System (COS). It provides network clustering and source code compatibility layers ...
version 3. This incorporates
SUSE Linux Enterprise Server and Cray's
Compute Node Linux
Compute Node Linux (CNL) is a runtime environment based on the Linux kernel for the Cray XT3, Cray XT4, Cray XT5, Cray XT6, Cray XE6 and Cray XK6 supercomputer systems based on SUSE Linux Enterprise Server. CNL forms part of the Cray Linux E ...
.
References
External links
Cray XE6 product page
Xe6
X86 supercomputers
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